english prefixes

1. Prefixes

2. Literacy Objectives:
• To understand what is meant by the
term ‘prefix’;
• To recognise and spell the prefixes:
- un and dis.

3. What Are Prefixes?
• A prefix is a group of letters we
add to the front of a word.
• Prefixes change the meaning or
purpose of the word, e.g.
un + kind = unkind
How has the word meaning been altered?
The word has become its opposite meaning (antonym)

4. The prefix ‘un’
•My mum was
unwell at the
weekend
with a bad
cold.

5. The prefix ‘un’
•Jerry seemed
unhappy that the
cat was by his hole.

6. The prefix ‘dis’
•Sally
disagreed
with Tom
over who
threw the
snowball.
How has the word meaning
been altered with this prefix?
agree-----disagree
Again the word has become an antonym (opposite) of the root word.

7. The prefix ‘dis’
•Can you
disable the
alarm?

8. Add the prefix ‘un’ to
these root words!
un
do
fit
load
pack
finished
well
un
un
un
un
un
un

9. Add the suffix ‘dis’ to
these root words!
dis
trust
like
approve
please
coloured
order
dis
dis
dis
dis
dis
dis

10. To recognise and spell the prefixes: - un and
dis.
• Read the sentence carefully.
• Add the correct prefix and rewrite
the sentence.
• Use a dictionary to find more
words with the prefixes ‘dis’ or
‘un.’

11. Is it ‘un’ or ‘dis’?
cover
obey
dis
belief
dis
charge
dis
approve
dis
appear
dis
agree
dis
well
un
fit
unfit
un

12. Prefixes 2
• To understand what is meant by
the term ‘prefix’;
• To recognise and spell the
prefixes: - re, de and pre.

13. The prefix ‘re’
•Danny had to refill
the bucket.

14. The prefix ‘re’
•The T.V. showed an
action replay.

15. The prefix ‘de’
•Dad had to defrost
the chicken before
he put it in the
oven.

16. The prefix ‘de’
•The time to depart
from the station
had arrived.

17. The prefix ‘pre’
•Bart liked
prehistoric animals.

18. The prefix ‘pre’
•A prefix is fixed
to the front of a
word.

19. To recognise and spell the prefixes: - re de pre.
• Read the sentence carefully.
• Add the correct prefix and rewrite
the sentence.
• Use a dictionary to find more
words with the prefixes ‘re’ ‘pre’ or
‘de.’

20. Is it ‘re’ or ‘de’ or ‘pre’?
face
posit
de
face
de
mature
pre
arrange
re
port
re
heat
re
caution
pre
fix
pre
de